package com.atguigu.gulimail.ware.config;

import org.springframework.amqp.core.Binding;
import org.springframework.amqp.core.Exchange;
import org.springframework.amqp.core.Queue;
import org.springframework.amqp.core.TopicExchange;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

/**
 * @author fangy
 * @date 2022-10-22 10:50
 */
@Configuration
public class MyMQConfig {


    @Bean
    public MessageConverter messageConverter(){

        return new Jackson2JsonMessageConverter();

    }

    @Bean
    public Exchange StockEventExchange(){

        return new TopicExchange("stock-event-exchange",true,false);
    }

    @Bean
    public Queue StockReleaseStockQueue(){

        return new Queue("stock.release.stock.queue",true,false,false,null);

    }

    @Bean
    public Queue StockDelayQueue(){

        Map<String, Object> map = new HashMap<>();
        map.put("x-dead-letter-exchange","stock-event-exchange");
        map.put("x-dead-letter-routing-key","stock.release");
        map.put("x-message-ttl",120000);

        return new Queue("stock.delay.queue",true,false,false,map);
    }

    @Bean
    public Binding StockReleaseBinding(){

        return new Binding("stock.release.stock.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.release.#",
                null);
    }

    @Bean
    public Binding StockLockedBinding(){

        return new Binding("stock.delay.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.locked",
                null);
    }

}
